Some girls are playing card games. If each of them is given 6 cards, there will be 9 cards left. If each of them is given 2 cards, there will be 29 cards left.
- How many girls are there?
- How many cards are there?
(a)
Number of extra cards for the girls
= 29 - 9
= 20
Number of extra cards for each girl
= 6 - 2
= 4
Number of girls
= 20 ÷ 4
= 5
(b)
Number of cards
= 6 x 5 + 9
= 30 + 9
= 39
Answer(s): (a) 5; (b) 39